Cremona's table of elliptic curves

1520 = 2⁴ · 5 · 19

Field	Data	Notes
Atkin-Lehner	2+ 5- 19-	Signs for the Atkin-Lehner involutions
Class	1520c	Isogeny class
Conductor	1520	Conductor
∏ cp	28	Product of Tamagawa factors cp
Δ	7220000000 = 28 · 57 · 192	Discriminant
Eigenvalues	2+  2 5- -4 -4 -4 -2 19-	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-416660,103658192]	[a1,a2,a3,a4,a6]
Generators	[364:300:1]	Generators of the group modulo torsion
j	31248575021659890256/28203125	j-invariant
L	3.44524526294	L(r)(E,1)/r!
Ω	0.82943011771071	Real period
R	0.59339284189988	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	760b2 6080n2 13680r2 7600f2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1520c2

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
+	2	-	-4	-4	-4	-2	-	0	2	-8	4	6	0	-12	-8	0	2	14	-8	6	4	-4	14	-12

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Quadratic twists for elliptic curve 1520c2

-4	8	-3	5	-7	-19
760b2	6080n2	13680r2	7600f2	74480e2	28880m2

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Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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